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STM32F051K6T6 - 48MHz Cortex-M0 MCU, 32KB Flash | STMicroelectronics

Référence : STM32F051K6T6 ✓ Actif
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2.5 V/3.3 V Vdss 32-LQFP (7 x 7 mm) Package 48 MHz Speed 32 KB (32K x 8) Memory
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Prix mis à jour : 2026-10-23
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STM32F051K6T6 Présentation

The STMicroelectronics STM32F051K6T6 is a 32-bit ARM Cortex-M0 microcontroller operating up to 48 MHz, with 32 KB of Flash memory, in a 32-pin LQFP package. It belongs to the STM32F0 entry-level embedded MCU family and combines a compact RISC core, embedded peripherals, and low-cost control in a surface-mount package.

An STM32F0 microcontroller is an embedded-system semiconductor used to execute firmware, read sensors, control actuators, and manage communication interfaces. The STM32F051K6T6 is designed for compact embedded products where a 48 MHz processing rate and 32 KB of program storage are useful without requiring a larger microcontroller. Its 32-LQFP package provides 32 external pins and is suitable for conventional PCB assembly.

Verified distributor data identifies the part as an ARM Cortex-M0 STM32F0 microcontroller, 32-bit, 48 MHz, with 32 KB (32K x 8) Flash memory and a 32-LQFP 7 x 7 mm package. The LCSC listing also identifies the device as a 2.5 V/3.3 V, 32-pin LQFP microcontroller. Detailed RAM size, ADC specifications, timers, GPIO count, operating-temperature limits, and package dimensions were not included in the supplied source snippets and therefore require manufacturer datasheet verification.

The STM32F051K6T6 can serve as the main controller in sensor nodes, motor-control products, simple industrial equipment, consumer accessories, and low-power embedded control systems. The 48 MHz Cortex-M0 core provides a straightforward software platform, while the STM32F0 family ecosystem supports common embedded development workflows. Firmware selection should confirm the required peripherals, memory use, startup behavior, and toolchain support before production release.

For PCB design, use the manufacturer package drawing and pinout for every signal connection. The LQFP footprint requires adequate solderable pad geometry and careful inspection of fine-pitch leads. Decoupling, oscillator routing, programming access, and exposed unused-pin handling should follow the relevant STM32F0 hardware guidance rather than relying solely on distributor summaries.

This page combines the verified distributor specifications, official STMicroelectronics product information, commercial availability references, and package-level engineering guidance. It does not infer missing electrical limits or invent cross-brand replacements; unavailable details are marked for data completion so engineers can verify them against the manufacturer datasheet before design release.

Alternatives de remplacement direct pour STM32F051K6T6 — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.

Variantes de cette série

Modèles de la même série directement compatibles avec STM32F051K6T6 (même facteur de forme et même empreinte) — différant par Package, Flash Memory, Pin Count, Timers, Core Architecture.

STMicroelectronics
Package: 32-LQFP, 7 x 7 mm
Flash Memory: 32 KB
Timers: Hardware timers
Comparer avec STM32F051K6T6 →
STMicroelectronics
Package: 32-LQFP (7x7 mm)
Timers: 1x 16-bit advanced-control, 5x 16-bit general-purpose, 1x 32-bit, 2x basic, SysTick, 2x watchdog
Core Architecture: ARM Cortex-M0 32-bit RISC
Comparer avec STM32F051K6T6 →
STMicroelectronics
Package: 48-LQFP (7 x 7 mm)
Flash Memory: 64 KB
Pin Count: 48 pins
Comparer avec STM32F051K6T6 →
STMicroelectronics
Package: 64-LQFP (10x10 mm)
Pin Count: 64
Timers: 16-bit and 32-bit; SysTick, Watchdog, RTC
Comparer avec STM32F051K6T6 →

Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :

STM32F051K6T6

✅ Remplacement direct
STMicroelectronics
📦 32-LQFP (7 x 7 mm)
32-bit ARM Cortex-M0 microcontroller · 48 MHz · 32 KB (32K x 8) · ARM Cortex-M0 · 32-bit · 2.5 V/3.3 V · 32-LQFP (7 x 7 mm) · 32 pins

✓ En stock

Contactez-nous pour le prix

Voir la fiche technique →

STM32F051K6T6TR

✅ Remplacement direct ⚠️ Spécifications non vérifiées
📦 32-LQFP (7 x 7 mm)
Same base STM32F051K6 device and 32-LQFP 7 x 7 mm package; tape-and-reel/order-code packaging differs

📋 Alternative de référence (hors catalogue)

STM32F051C6T6

✅ Remplacement direct ⚠️ Spécifications non vérifiées
📦 32-LQFP (7 x 7 mm)
Related STM32F051 Cortex-M0 device in the same 32-LQFP class; exact peripheral, memory, and pin-function equivalence is not established in the supplied data

📋 Alternative de référence (hors catalogue)

STM32F030K6T6TR

✅ Remplacement direct ⚠️ Spécifications non vérifiées
STMicroelectronics
📦 32-LQFP (7 x 7 mm)
32-bit Arm Cortex-M0 microcontroller · 48 MHz · 32 KB · 4 KB · 2.4 V to 3.6 V · 12 bit · Arm Cortex-M0 · 32-bit RISC

✓ En stock

$0.7105 / unité

Voir la fiche technique →

STM32F072C8T6TR

✅ Remplacement direct ⚠️ Spécifications non vérifiées
STMicroelectronics
📦 32-LQFP (7 x 7 mm)
32-bit ARM Cortex-M0 microcontroller · 48 MHz · 64 KB · 32-bit RISC · ARM Cortex-M0 · 48-LQFP (7 x 7 mm) · USB and CAN · STM32F0

✓ En stock

$4.6378 / unité

Voir la fiche technique →

STM32F072RBT6TR

✅ Remplacement direct ⚠️ Spécifications non vérifiées
STMicroelectronics
📦 32-LQFP (7 x 7 mm)
ARM Cortex-M0 32-bit RISC · 48 MHz · 128 KB · 16 KB · 64-LQFP (10x10 mm) · 64 · 2.0 V to 3.6 V · 5V-tolerant on FT/FTf pins (when VDD present)

✓ En stock

$2.05 / unité

Voir la fiche technique →

STM32F051K6T6 Valeurs maximales et caractéristiques électriques

Product Type 32-bit ARM Cortex-M0 microcontroller
Maximum Core Frequency 48 MHz
Flash Memory 32 KB (32K x 8)
Core Architecture ARM Cortex-M0
Instruction Width 32-bit
Tension d'alimentation 2.5 V/3.3 V
Boîtier 32-LQFP (7 x 7 mm)
Nombre de broches 32 pins
Type de montage Surface mount

Configuration des broches de STM32F051K6T6

LQFP-32 Package Pinout Diagram LQFP-32 7x7mm, P0.8mm, JEDEC MS-026. 1 8 LQFP-32
Broche 1 PIN1 — [DATA_NEEDED: exact pin name and alternate function]
Broche 2 PIN2 — [DATA_NEEDED: exact pin name and alternate function]
Broche 3 PIN3 — [DATA_NEEDED: exact pin name and alternate function]
Broche 4 PIN4 — [DATA_NEEDED: exact pin name and alternate function]
Broche 5 PIN5 — [DATA_NEEDED: exact pin name and alternate function]
Broche 6 PIN6 — [DATA_NEEDED: exact pin name and alternate function]
Broche 7 PIN7 — [DATA_NEEDED: exact pin name and alternate function]
Broche 8 PIN8 — [DATA_NEEDED: exact pin name and alternate function]
Broche 9 PIN9 — [DATA_NEEDED: exact pin name and alternate function]
Broche 10 PIN10 — [DATA_NEEDED: exact pin name and alternate function]
Broche 11 PIN11 — [DATA_NEEDED: exact pin name and alternate function]
Broche 12 PIN12 — [DATA_NEEDED: exact pin name and alternate function]
Broche 13 PIN13 — [DATA_NEEDED: exact pin name and alternate function]
Broche 14 PIN14 — [DATA_NEEDED: exact pin name and alternate function]
Broche 15 PIN15 — [DATA_NEEDED: exact pin name and alternate function]
Broche 16 PIN16 — [DATA_NEEDED: exact pin name and alternate function]
Broche 17 PIN17 — [DATA_NEEDED: exact pin name and alternate function]
Broche 18 PIN18 — [DATA_NEEDED: exact pin name and alternate function]
Broche 19 PIN19 — [DATA_NEEDED: exact pin name and alternate function]
Broche 20 PIN20 — [DATA_NEEDED: exact pin name and alternate function]
Broche 21 PIN21 — [DATA_NEEDED: exact pin name and alternate function]
Broche 22 PIN22 — [DATA_NEEDED: exact pin name and alternate function]
Broche 23 PIN23 — [DATA_NEEDED: exact pin name and alternate function]
Broche 24 PIN24 — [DATA_NEEDED: exact pin name and alternate function]
Broche 25 PIN25 — [DATA_NEEDED: exact pin name and alternate function]
Broche 26 PIN26 — [DATA_NEEDED: exact pin name and alternate function]
Broche 27 PIN27 — [DATA_NEEDED: exact pin name and alternate function]
Broche 28 PIN28 — [DATA_NEEDED: exact pin name and alternate function]
Broche 29 PIN29 — [DATA_NEEDED: exact pin name and alternate function]
Broche 30 PIN30 — [DATA_NEEDED: exact pin name and alternate function]
Broche 31 PIN31 — [DATA_NEEDED: exact pin name and alternate function]
Broche 32 PIN32 — [DATA_NEEDED: exact pin name and alternate function]

Applications typiques

STM32F051K6T6 convient pour 6 applications: Embedded Sensor Node, Motor Control and PWM, Industrial Control Module, Consumer Embedded Accessory, Communication Interface Controller, Portable and Battery-Powered Device.

🧩

Embedded Sensor Node

The STM32F051K6T6 fits compact sensor nodes that need periodic sampling, local logic, and communication-control firmware. Its verified 48 MHz Cortex-M0 core and 32 KB Flash provide a defined execution and code-storage baseline for a small embedded controller. Use it where the required peripheral mix, SRAM, ADC accuracy, and low-power behavior are confirmed in the manufacturer documentation.

⚡

Motor Control and PWM

The STM32F051K6T6 can be evaluated for simple motor-control and PWM functions because it is a 48 MHz ARM Cortex-M0 MCU with 32 KB of Flash. The design must confirm the required timer channels, PWM resolution, ADC inputs, fault handling, and motor-drive interface from the full STM32F051K6 datasheet. The verified snippets do not identify specific timer or ADC ratings, so those details remain design-release checks.

🏭

Industrial Control Module

STM32F051K6T6 is suitable for a small industrial control module when a compact 32-LQFP controller, deterministic embedded firmware, and 48 MHz processing are sufficient. Its application suitability depends on verified peripheral availability, operating-temperature limits, supply tolerances, EMC behavior, and isolation requirements. Use the manufacturer hardware guidance for industrial transients and grounding rather than relying on the distributor summary.

📱

Consumer Embedded Accessory

The STM32F051K6T6 can serve as the controller in a small consumer accessory requiring local logic, button handling, status indication, and communication. Its 32 KB Flash and 48 MHz Cortex-M0 execution capability provide a practical baseline for modest embedded firmware. Final selection should account for user-interface timing, low-power requirements, ESD exposure, and the complete package-specific pin assignments.

🌐

Communication Interface Controller

STM32F051K6T6 may be used in a communication interface controller when its verified core speed and Flash capacity are adequate and the required UART, SPI, I2C, or other interfaces are confirmed from the manufacturer documentation. The supplied sources identify the MCU family and core but do not enumerate peripherals, so communication throughput and pin multiplexing must not be inferred without the datasheet.

🔋

Portable and Battery-Powered Device

The STM32F051K6T6 can be evaluated for portable and battery-powered embedded products because the STM32F0 family is designed for compact control tasks. However, battery life depends on the selected operating mode, clock configuration, peripherals, and current-consumption figures that are not present in the supplied snippets. Verify low-power modes, wake-up sources, and analog behavior in the official datasheet before making a battery-life claim.

What is the STM32F051K6T6?
The STM32F051K6T6 is a STMicroelectronics 32-bit ARM Cortex-M0 microcontroller rated up to 48 MHz. The verified DigiKey listing specifies 32 KB (32K x 8) Flash memory and a 32-LQFP 7 x 7 mm package. According to the STMicroelectronics STM32F051K6 product page, the STM32F051xx family is based on a high-performance ARM Cortex-M0 32-bit RISC core.
What is the operating frequency of STM32F051K6T6?
The STM32F051K6T6 operates at up to 48 MHz. This frequency is confirmed by both the DigiKey product listing and the STMicroelectronics STM32F051K6 product-page snippet. The maximum core frequency should be checked against the selected clock configuration, operating voltage, firmware timing, and the complete manufacturer electrical-characteristics table before production use.
How much Flash memory does STM32F051K6T6 have?
The STM32F051K6T6 provides 32 KB of Flash memory, expressed as 32K x 8 in the verified distributor description. This storage is intended for firmware and application code. The supplied snippets do not state the SRAM size, so SRAM capacity must be confirmed from the official STM32F051K6 documentation before sizing buffers, stacks, or memory-intensive firmware.
What package does STM32F051K6T6 use?
The STM32F051K6T6 uses a 32-LQFP package measuring 7 x 7 mm. The DigiKey listing identifies it as 32-LQFP (7x7), while the STMicroelectronics family page confirms the STM32F051K6 device family. The manufacturer package drawing should control the PCB land pattern, pin numbering, solder mask, and assembly details.
Where can I download the STM32F051K6T6 datasheet?
The official STM32F051K6 product page is the preferred starting point for the manufacturer datasheet and related technical documents. A separate Datasheets.com result and an Octopart datasheet page also provide access to STM32F051K6T6 documentation, but the manufacturer source should be used for released production data. The supplied search results do not provide a document number or page count.
Where can I buy STM32F051K6T6 online?
The verified search results show STM32F051K6T6 listings from DigiKey, Mouser, LCSC Electronics, Win Source, and other distributors. LCSC lists a starting price of $2.5357 and identifies the component as in stock, while the other pages expose purchasing, inventory, or RFQ functions. Actual price and stock can change, so confirm the exact MPN, package, and quantity at the distributor before ordering.
What is the price of STM32F051K6T6?
The supplied LCSC listing gives a starting price of $2.5357 for STM32F051K6T6. The verified data does not provide quantity-break prices for 10, 100, 500, or 1000 units, so those tiers remain marked as data needed. Pricing should be checked as of 2026-10-23 and may vary by authorized distributor, stock, packaging, and order quantity.
Is STM32F051K6T6 in stock?
STM32F051K6T6 is identified as in-stock by the supplied LCSC product snippet, but the available data does not quantify stock or provide a guaranteed lead time. DigiKey and Mouser results expose purchasing and inventory information, while other results provide RFQ or sourcing functions. Confirm current availability directly with the distributor because stock levels can change after the verified date of 2026-10-23.
What is the lead time for STM32F051K6T6?
The supplied verified data does not provide a numeric lead time for STM32F051K6T6. LCSC indicates in-stock status, while DigiKey, Mouser, and Win Source expose order or RFQ information, but none of the snippets states a delivery interval. Request a quantity-specific quotation and confirm the distributor's fulfillment and logistics terms before treating the part as available for a production schedule.
Can STM32F051K6T6 replace another STM32 microcontroller?
The verified alternatives search did not identify a confirmed pin-to-pin, same-package STM32F051K6T6 replacement. General STM32 alternative guides discuss compatibility, but they do not establish that a listed part matches the target's exact 32-LQFP pinout, memory, peripherals, electrical limits, and software behavior. Do not substitute a candidate solely because it is an STM32-family microcontroller; verify the manufacturer package and cross-reference data first.
What is the best drop-in replacement for STM32F051K6T6?
No confirmed drop-in replacement is present in the supplied Alternatives Cross-Reference Data. The search results explicitly warn that some STM32 alternatives may not be functionally identical or drop-in replacements. Because the target uses a specific 32-LQFP 7 x 7 mm package, any replacement must match the land pattern and pin functions, not merely the MCU family or core type.
Is STM32F051K6T6 suitable for motor control?
STM32F051K6T6 is a 48 MHz ARM Cortex-M0 microcontroller with 32 KB of Flash memory, making it potentially suitable for embedded motor-control logic when the required timers, PWM outputs, ADC channels, protection functions, and operating limits are confirmed from the complete manufacturer datasheet. The supplied snippets do not specify motor-control peripherals or analog performance, so those requirements must be verified before design selection.
STM32F051K6T6 vs STM32F030K6T6TR - which is better?
STM32F051K6T6 is verified as a 48 MHz, 32 KB-Flash Cortex-M0 MCU in a 32-LQFP 7 x 7 mm package. The supplied data identifies STM32F030K6T6TR as a related STM32F0 part but does not provide its complete pinout, memory, peripheral, or electrical specifications. Treat STM32F030K6T6TR as a comparison candidate, not a confirmed drop-in replacement, until the manufacturer documentation proves package and pin compatibility.
What tools can program STM32F051K6T6?
The verified sources confirm that STM32F051K6T6 is an STM32F0 Cortex-M0 MCU, but they do not identify a specific programmer, debugger, IDE, or programming protocol. Tool selection should be based on the STM32F0 device family's official programming and debugging documentation, including the required connector, bootloader or debug interface, flash algorithm, and device support. Do not infer compatibility from the package name alone.
What are the key specifications of STM32F051K6T6 that engineers should know?
The verified headline specifications are a 32-bit ARM Cortex-M0 core, operation up to 48 MHz, 32 KB (32K x 8) Flash memory, and a 32-LQFP 7 x 7 mm package. The LCSC result additionally identifies 2.5 V/3.3 V operation. RAM, ADC, timers, GPIO count, temperature range, and compliance status were not supplied and should be taken from the manufacturer datasheet before release.

Données de référence d'ingénierie pour STM32F051K6T6 — comparaison, recommandations de conception et informations de conformité.

Guide de sélection

Choose STM32F051K6T6 when a compact 48 MHz ARM Cortex-M0 controller with 32 KB Flash and a 32-LQFP 7 x 7 mm package matches the product architecture. It is a sensible starting point for embedded sensor, simple control, consumer accessory, and low-to-moderate-complexity industrial designs, provided the required SRAM, peripherals, temperature range, and compliance status are confirmed from the manufacturer datasheet. Consider STM32F030K6T6TR or another related STM32F0 only after comparing exact pin functions and electrical limits. Do not treat any listed related part as drop-in without package and pinout verification. For a cross-brand replacement, obtain a manufacturer-supported cross-reference and validate firmware, peripherals, clocking, timing, and supply behavior on production-intent hardware.

Comparaison avec les alternatives

Paramètre Ce produit STM32F051K6T6 STM32F051K6T6TR STM32F051C6T6 STM32F030K6T6TR STM32F072C8T6TR
Package 32-LQFP (7 x 7 mm) 32-LQFP (7 x 7 mm) 32-LQFP (7 x 7 mm) 32-LQFP (7 x 7 mm) 32-LQFP (7 x 7 mm) 32-LQFP (7 x 7 mm)
Brand STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics

Principaux différenciateurs

  • Verified STM32F0 Cortex-M0 positioning (vs STM32F030K6T6TR)
  • Defined 32-LQFP 7 x 7 mm package (vs STM32F051C6T6)
  • Documented 2.5 V/3.3 V supply identity (vs STM32F072C8T6TR)

Notes de conception

Use the official STMicroelectronics 32-LQFP land pattern and pin numbering when laying out the PCB. The verified package is 32-LQFP (7 x 7 mm), but the supplied data does not include dimensions, pin names, or pin functions. Confirm pad lengths, pad widths, solder-mask clearance, and courtyard requirements from the manufacturer package drawing before fabrication.

The LCSC listing identifies STM32F051K6T6 as a 2.5 V/3.3 V device, but the supplied data does not include the complete voltage tolerance, current, regulator, or power-consumption tables. Confirm the supported supply range and decoupling requirements in the manufacturer electrical-characteristics section. Place required bypass capacitors close to the corresponding supply pins according to the reference design.

Keep oscillator, debug-programming, reset, and high-speed signal routes short and isolated from noisy switching nodes. Exact oscillator requirements and debug-pin assignments were not supplied, so verify them from the STM32F051K6 datasheet and hardware guidance. A clean 32-LQFP assembly also depends on controlled solder paste volume and careful inspection of the fine-pitch leads.

Do not substitute a related STM32F0 or STM32 microcontroller based only on family name or nominal frequency. A replacement must match the 32-LQFP land pattern, pin functions, supply limits, memory requirements, peripheral mapping, startup behavior, and firmware toolchain. The supplied cross-reference results did not establish a confirmed drop-in replacement, so validate any candidate with the manufacturer documentation and hardware comparison.

Informations de conformité

RoHS
Unknown
REACH
Unknown
AEC-Q100
Unknown
Sans plomb
Unknown
Sans halogène
Unknown
Minerais de conflit
Unknown

The supplied verified snippets do not state RoHS, REACH, AEC-Q100, lead-free, halogen-free, or conflict-minerals status. These fields remain unknown pending manufacturer or authorized-distributor documentation.

Recherches associées

STM32F051K6T6 STM32F051K6T6 datasheet STMicroelectronics STM32F051K6T6 STM32F051K6T6 48MHz Cortex-M0 STM32F051K6T6 32KB Flash STM32F051K6T6 32-LQFP STM32F051K6T6 pinout STM32F051K6T6 price STM32F051K6T6 buy online STM32F051K6T6 vs STM32F030K6T6TR STM32F051K6T6 drop-in replacement STM32F051K6T6 motor control STM32F051K6T6 sensor node STM32F051K6T6 lead time What can replace STM32F051K6T6?

Composants & termes associés

STMicroelectronics STM32F051K6T6 STM32F051K6 STM32F051xx STM32F0 ARM Cortex-M0 32-bit RISC 48 MHz 32 KB Flash 32-LQFP 7 x 7 mm package 2.5 V 3.3 V embedded microcontroller sensor node motor control industrial control consumer accessory communication interface STM32F030K6T6TR STM32F051C6T6 STM32F072C8T6TR STM32F072RBT6TR LCSC Electronics DigiKey
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